AS HUMAN WE SEEK OUT OF KNOWLEDGE.FOR THIS KNOWLEDGE NAT GIO IS A GREAT SOURCE. EVERY TIME I SEE NAT GIO I GET SOMETHING NEW KNOWLEDGE. I LIKE MOST OF THE DOCOMENTRY OF KNOWLEDGE . NAT GIO CUT THE BOUNDRIES OF KNOWN AND UNKNOWN.EVERYONE SHOULD SEEN THIS I AM SURE U WILL BE AMAZED OF THE KNOWLEDGE THAT U RECIEVE . I JUST LOVE IT.